Board Setup Details
10
SNLU237 – September 2018
Copyright © 2018, Texas Instruments Incorporated
DP83869EVM User's Guide
3.2
EVM High-Level Summary
The DP83869EVM supports SMI through J2 using pin 26 for MDIO and 28 for MDC. These pins can be
connected to an MSP430 Launchpad, which can be used for USB-2-MDIO control.
Table 2. EVM Applications
NO.
DP83869 MODE
APPLICATIONS
HOW TO USE
1
RGMII to Copper
Run traffic between RGMII and Copper.
Connect to DP83867 RGMII EVM or MAC
System using Header pins/Samtech connector.
Perform IEEE and UNH compliance testing
Use onboard MSP430 to activate test mode
waveform on DP83869
Run EMI/EMC Test on EVM
Use internal PRBS and loopback
Measure Power Dissipation
Connect external power supplies.
External MAC loopback
Connect external MAC to headers/Samtech
connector.
2
SGMII to Copper
Run traffic between SGMII and Copper.
Connect to DP83867 SGMII EVM or MAC
System using SMA connector.
Perform IEEE and UNH compliance testing
Use onboard MSP430 to activate test mode
waveform on DP83869.
Run EMI/EMC Test on EVM
Use internal PRBS and loopback
External SGMII loopback
Use SMA cable for Passive Loopback.
3
RGMII to Fiber
Ethernet
Run traffic between RGMII and Fiber Ethernet.
Straps to enable Fiber Ethernet. Connect to
DP83867 RGMII EVM or MAC System using
Header/Samtech.
Perform IEEE and UNH compliance testing
Use onboard MSP430 to activate test mode
waveforms.
Run EMI/EMC Test on EVM
Use internal PRBS and loopback
Measure Power Dissipation
Connect external power supplies.
4
100M Media Convertor
Demonstrate 100M functionality on EVM
Use SFP and RJ45 connector for fiber and
copper ethernet. Straps will be used for
unmanaged mode and MDIO for managed
mode.
Demonstrate FAR End fault capability
Demonstrate unmanaged mode of Media
convertor
5
1000M Media
Convertor
Demonstrate 1000M functionality on EVM
Use SFP and RJ45 connector for fiber and
copper ethernet. Straps will be used for
unmanged mode and MDIO for managed mode.
Demonstrate Link Loss Pass Thru Capability
Demonstrate unmanaged mode of Media
Convertor
6
RGMII to SGMII bridge
Demonstrate SGMII as MAC able to link with
SGMII i/f of Phy ( DP83867)
Connect to DP83867 SGMII EVM over SMA
connectors and monitor RGMII header on 869
EVM.
Demonstrate SGMII link speed is reflected on
RGMII
Demonstrate Complete Data path Use-case
Use DP83867 RGMII EVM and SGMII EVM with
DP83869EVM.
7
SGMII to RGMII bridge
Demonstrate RGMII of DP83869 is able to link-
up with RGMII of DP83867
Connect to DP83867 RGMII EVM over Samtech
connectors and monitor SGMII SMA on 869
EVM.
Demonstrate SGMII link speed is reflecting
RGMII speed
Demonstrate Complete Data path Use-case
Use DP83867 RGMII EVM and SGMII EVM with
DP83869EVM.
